To highlight the competitiveness of Indiana high school football, only four of the top ten teams in the latest Indiana On3 Massey Ratings list remain undefeated after four weeks of action. Meanwhile, only five teams ranked from 11 to 25 have unblemished records. However, despite the latest results, the top of the list stays the same as three teams among the national powerhouse squads take the first three spots in Indiana’s rankings. Here’s where the state’s best teams are after their latest games. The On3 Massey Ratings, officially used during the BCS era, is a model that ranks sports teams by…